MPG & Fuel Economy Data
The 2015 Mazda 3 4-Door has an estimated 33.0 MPG combined. This regular gasoline-powered vehicle offers 29.0 MPG in the city and 39.0 MPG on the highway. Check out its full EPA-estimated fuel economy data below.
Combined33.0 MPG
City29.0 MPG
Highway39.0 MPG
CO₂ Emissions270 g/mi
GHG Score8/10
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With a Greenhouse Gas Score of 8/10, the 2015 Mazda 3 4-Door demonstrates excellent environmental performance in its class. This high score indicates a significant reduction in greenhouse gas emissions compared to other vehicles.
The vehicle produces approximately 270 grams of CO₂ per mile under typical driving conditions. This represents average carbon emissions for its vehicle type.
This compact cars features a 2.0L 4-cylinder engine, paired with a manual 6-spd transmission and front-wheel drive drivetrain.
To achieve the best fuel economy in your 2015 Mazda 3 4-Door, consider these tips:
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This Fuel Savings Calculator tool is provided for informational and educational purposes only. The MPG data used is sourced from the U.S. Environmental Protection Agency (EPA), an official government resource, and while efforts are made to ensure accuracy, discrepancies or updates may occur. Calculations are based on standard assumptions and estimates, which may not reflect individual circumstances or real-world conditions. Users are responsible for verifying results with their own data and should consult additional resources or/and professionals for critical decisions. This tool is provided "as is" without warranties of any kind, and the developers disclaim any liability for decisions or actions taken based on its output. The tool may be updated or modified without notice, affecting its functionality or results. By using this tool, you acknowledge and agree to these terms.
The 2015 Mazda 3 4-Door with auto (s6) has an estimated 33.0 MPG combined. This auto (s6) regular gasoline-powered vehicle offers 30.0 MPG in the city and 40.0 MPG on the highway.
Combined33.0 MPG
City30.0 MPG
Highway40.0 MPG
CO₂ Emissions266 g/mi
GHG Score8/10
*As an Amazon Associate, we earn from qualifying purchases.
When using regular gasoline, the 2015 Mazda 3 4-Door with auto (s6) has a carbon footprint of 266 grams of CO₂ per mile. Its Greenhouse Gas Score of 8/10 indicates its relative environmental impact, with higher scores representing lower emissions.
These environmental metrics reflect the vehicle's efficiency in auto (s6) configuration. The CO₂ emissions measurement provides a direct indicator of the vehicle's contribution to greenhouse gases, while the GHG score offers a standardized comparison with other vehicles in its class.
This compact cars with auto (s6) features a 2.0L 4-cylinder engine and front-wheel drive drivetrain.
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The 2015 Mazda 3 4-Door with auto (s6) has an estimated 31.0 MPG combined. This auto (s6) regular gasoline-powered vehicle offers 28.0 MPG in the city and 38.0 MPG on the highway.
Combined31.0 MPG
City28.0 MPG
Highway38.0 MPG
CO₂ Emissions282 g/mi
GHG Score8/10
*As an Amazon Associate, we earn from qualifying purchases.
When using regular gasoline, the 2015 Mazda 3 4-Door with auto (s6) has a carbon footprint of 282 grams of CO₂ per mile. Its Greenhouse Gas Score of 8/10 indicates its relative environmental impact, with higher scores representing lower emissions.
These environmental metrics reflect the vehicle's efficiency in auto (s6) configuration. The CO₂ emissions measurement provides a direct indicator of the vehicle's contribution to greenhouse gases, while the GHG score offers a standardized comparison with other vehicles in its class.
This compact cars with auto (s6) features a 2.5L 4-cylinder engine and front-wheel drive drivetrain.
*As an Amazon Associate, we earn from qualifying purchases.
The 2015 Mazda 3 4-Door with auto (s6) has an estimated 32.0 MPG combined. This auto (s6) regular gasoline-powered vehicle offers 29.0 MPG in the city and 39.0 MPG on the highway.
Combined32.0 MPG
City29.0 MPG
Highway39.0 MPG
CO₂ Emissions276 g/mi
GHG Score8/10
*As an Amazon Associate, we earn from qualifying purchases.
When using regular gasoline, the 2015 Mazda 3 4-Door with auto (s6) has a carbon footprint of 276 grams of CO₂ per mile. Its Greenhouse Gas Score of 8/10 indicates its relative environmental impact, with higher scores representing lower emissions.
These environmental metrics reflect the vehicle's efficiency in auto (s6) configuration. The CO₂ emissions measurement provides a direct indicator of the vehicle's contribution to greenhouse gases, while the GHG score offers a standardized comparison with other vehicles in its class.
This compact cars with auto (s6) features a 2.5L 4-cylinder engine and front-wheel drive drivetrain.
*As an Amazon Associate, we earn from qualifying purchases.
33.0 MPG
View detailed fuel economy data
33.0 MPG
View detailed fuel economy data
33.0 MPG
View detailed fuel economy data
These vehicles are in the same class (Compact Cars) and offer comparable fuel economy ratings.